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Samsung VR8809, Service Manual

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Samsung VR8809 Service Manual Download Page 31

Schematic Diagrams

Samsung Electronics

5-3

5-1  S.M.P.S./Power (120 Voltage - 1)

MAIN PCB     C1P113     C1P114      R1P108

No Marking     Addition    Delete       R-CARBON
A  Marking      Delete      Addition    R-CHIP

Application Models ; VR8809/8709/8609/8509/5709/5609/5509/3609/8809C/8769C/8719C/8609C/8509C/5809C/5709C/5609C/5509C/3609C/SV-C120UM/C70UM/C60UM/C100UP/C50UP

Summary of Contents for VR8809

Page 1: ... 5 Schematic Diagrams Manual VIDEO CASSETTE RECORDER CONTENTS For mechanical disassembly and adjustment refer to the Mechanical Manual DX 9R AC68 00001A MENU MENU MENU MENU VR8809 8809C 5809C SV C142P VR8769C SV C70UM C151P C105P C60P VR8709 5709 8719C 5709C SV C120UM C60UM C100UP C50UP C141P C123P C63P C61P VR8609 8509 5609 5509 3609 8609C 8509C 5609C 5509C 3609C SV C122P C106P C56P C55P C52P C25...

Page 2: ...rew driver See Fig 2 3 When Slider S T are approched in the position of unloading rotate holder Clutch counterclockwise after inserting screw driver in the hole of frame s bottom in order to wind the unwinded tape Refer to Fig 3 If you rotate Gear Worm Wheel continuously when tape is in state of unwinding you may cause a tape contamination by grease and tape damage Be sure to wind the unwinded tap...

Page 3: ...t exceed 0 5 milliamp Reverse the power plug prongs in the AC outlet and repeat the test 6 X ray Limits The picture tube is designed to prohibit X ray emissions To ensure continued X ray protection replace the picture tube only with one that is the same type as the original Fig 1 1 AC Leakage Test 7 Antenna Cold Check With the unitÕs AC plug disconnected from the AC source connect an electrical ju...

Page 4: ...strumentÕs ground lead to the instrument chassis ground before connecting the positive lead always remove the instrumentÕs ground lead last 17 Observe the original lead dress especially near the following areas Antenna wiring sharp edges and especially the AC and high voltage power supplies Always inspect for pinched out of place or frayed wiring Do not change the spacing between components and th...

Page 5: ...ll adjustment regardless of chassis 5 How to adjustment Intermittently short circuit the test point on Main PCB with pincets to set the adjustment mode If the corresponding adjustment button is pressed the adjustment is preformed automatically If the adjustment is completed be sure to turn the power off 2 1 1 Location of adjustment button of remote control Fig 2 1 SHUTTLE V LOCK REPLAY F ADV SKIP ...

Page 6: ...e setting Fig 2 2 Main PCB Bottom View Short Circuit Application Models VR8809 8709 8609 8509 5709 5609 5509 3609 VR8809C 8769C 8719C 8609C 8509C 5809C 5709C 5609C 5509C 3609C SV C120UM C70UM C60UM C100UP C60P C50UP SV C141P C61P C106P C56P C151P C123P C63P C142P C122P C52P C22P C105P C55P C25P ...

Page 7: ...ment and Adjustment Samsung Electronics 2 3 Fig 2 3 Main PCB Bottom View Short Circuit Application Models VR8459 8409 5459 5409 3409 VR8459C 8409C 5459C 5409C 3409C SV C95UM C45UM C90P C45P C40P C15P SP C15P ...

Page 8: ...LOPE 2 2 1 ACE Head Position X Point Adjustment See the 2 2 1 d ACE Head Position X Point Adjustment on page 2 2 of the Mechanical Manual 1 Playback the alignment tape Color bar 2 Intermittently short circuit the two test points on Main PCB to set the adjustment mode See Fig 2 2 and 2 3 3 Press the Ò5Ó button of remote control then adjust ment is operated automatically See Fig 2 1 4 Connect the CH...

Page 9: ...on on the remote control 4 If selecting the option number is completed press the ÒSTOPÓ button of remote control If ÒSTOPÓ button is pressed the selected number is changes reversed color See Fig 2 5 5 Press the ÒMENUÓ button of remote control again to store the option number ÒsaveÓ is displayed for a second as shown Fig 2 6 and this setting is completed 6 Turn the Power off 1 NVRAM Option is adjus...

Page 10: ...8 28 34 36 VR5509C 6 7 18 28 34 36 VR5459C 7 12 20 30 36 VR5409C 7 12 20 30 36 VR3609C 1 6 7 18 28 34 36 VR3409C 1 7 12 20 30 36 MEXICO SV C120UM 2 5 6 7 18 29 36 37 SV C95UM 2 7 12 20 30 36 37 SV C70UM 5 6 7 18 26 36 37 SV C60UM 6 7 18 29 36 37 SV C45UM 7 12 20 30 36 37 PANAMA SV C100UP 2 6 7 18 29 36 37 SV C60P 5 6 7 18 26 36 37 SV C50UP 6 7 18 29 36 37 CHILE SV C141P 2 4 5 6 7 18 29 36 37 SV C6...

Page 11: ...Samsung Electronics 3 1 3 Exploded View and Parts List 3 1 Cabinet Assembly 3 2 Mechanical Parts Top Side 3 3 Mechanical Parts Bottom Side Page 3 2 3 4 3 6 ...

Page 12: ...02A LED PCB S N A CN605B CN303B 101 155 JACK PCB S N A 21 22 1 51 VR8769C SV C70UM C151P C105P C60P VR8709 5709 8719C 5709C SV C120UM C60UM C100UP SV C50UP C141P C123P C63P C61P VR8809 8809C 5809C SV C142P VR8609 8509 5609 5509 3609 VR8609C 8509C 5609C 5509C 3609C SV C122P C106P C56P C55P SV C52P 25P C22P VR8409 5409 3409 VR8409C 5409C 3409C SV C90P C40P C15P SP 15P VR8459 5459 8459C 5459C SV C95U...

Page 13: ... AC64 30891B AC39 10200N AC61 11057C VR8409C AC97 00078A AC64 50991P AC64 30891A AC39 10200N AC61 11057C VR5809C AC98 12105X AC64 52156E AC64 11151A AC64 30892A AC39 10200N AC61 11056K VR5709C AC98 11259H AC64 52171G AC64 30892A AC39 10200N AC61 11056K VR5609C AC98 11260M AC64 52158J AC64 30892A AC39 10200N AC61 11056K VR5509C AC97 00142A AC64 52158P AC64 30892A AC39 10200N AC61 11056K VR5459C AC9...

Page 14: ...2 Mechanical Parts Top Side G001 K250 K248 K110 K502 K350 K330 K182 K140 K490 K530 K240 G532 G420 G450 K546 G510 B410 B440 B444 B446 B448 B452 G527 G520 G480 G680 S N A S N A S N A S N A S N A G530 K340 B473 K188 G555 G546 S N A Service Not Available S N A ...

Page 15: ...US304 WPB OD3 1 0 G530 AC33 10217G HEAD FE VAA00000275 X 9 G532 AC60 10519A SCREW TAP TITE PH M2 6 L8 ZPC G546 AC66 30535A LEVER FL DOOR POM M90 44 BLK X 9 G555 AC59 90403A UNIT PINCH ASSY X 9 G680 AC66 30557A LEVER H CLEANER ASSY POM URETHANE OPTIONAL K110 AC66 10267A REEL DISK S POM M90 44 X 9 K140 AC66 10268A REEL DISK T POM M90 44 X 9 K182 AC66 30524A LEVER IDLER POM9044 K188 AC66 20577A GEAR ...

Page 16: ...d View and Parts List 3 6 Samsung Electronics 3 3 Mechanical Parts Bottom Side G542 B560 B484 B458 B500 B488 B462 OPTIONAL S N A S N A S N A S N A B456 K222 K200 K225 K221 B570 B238 S N A Service Not Available ...

Page 17: ... TITE PH M2 6 L5 ZPC YE B484 AC66 20580A GEAR LOADING DRIVE POM SW 01 M1 0 Z32 B488 AC66 30543A LEVER S LOAD ASSY X 9 B500 AC66 30542A LEVER T LOAD ASSY X 9 B560 AC31 12017A MOTOR CAPSTAN DMVCMC07C X 9 B570 AC60 10514A SCREW CAPSTAN PH M2 6 L6 G542 AC66 60051A BELT PULLEY 5CM 70 2 2 71 3 X 9 K200 AC61 21012A HOLDER CLUTCH ASSY X 9 K221 AC66 20581A GEAR CENTER ASSY POM M O 5 HIGHT T K222 AC60 30306...

Page 18: ...Exploded View and Parts List 3 8 Samsung Electronics MEMO ...

Page 19: ...02 AC27 92001B COIL PEAKING AXIAL BAL04ST101K L1SS01 AC29 30050C FILTER LINE NOISE 20mH 0 35A AC250V BS L1SS31 AC27 12001N COIL CHOKE 10UH 15 RA K 30 Q80 150KHZ L1SS32 AC27 12001N COIL CHOKE 10UH 15 RA K 30 Q80 150KHZ PT1SD1 AC26 20120L TRANS SWITCHING DP 230V UL CSA DEMKO EE2 Q1P101 0501 000616 TR SMALL SIGNAL KSC2328A Y NPN 1W TO 92L Q1P102 0501 000616 TR SMALL SIGNAL KSC2328A Y NPN 1W TO 92L Q1...

Page 20: ...1SR12 0501 000442 TR SMALL SIGNAL KTC3203 Y NPN 400MW T0 9 R1P101 2001 000855 R CARBON 560ohm 5 1 4W AA TP 2 4x6 4mm R1P102 2001 000362 R CARBON 150ohm 5 1 8W AA TP 1 8x3 2mm R1P103 2001 000034 R CARBON 220OHM 5 1 4W AA TP R1P104 2001 000515 R CARBON 220ohm 5 1 8W AA TP 1 8x3 2mm R1P105 2001 000273 R CARBON 100KOHM 5 1 8W AA TP R1P106 2001 000611 R CARBON 3 9KOHM 5 1 4W AA TP R1P107 2001 000449 R ...

Page 21: ...4 6V 1W DO ZD1P02 0403 000717 DIODE ZENER MTZJ5 1B 5 1V 4 94 5 2V 500m ZD1P03 0403 000720 DIODE ZENER MTZJ9 1B 9 1V 8 57 9 01V 500 ZD1P05 0403 001211 DIODE ZENER MTZJ12B 12V 11 44 12 03V 500 ZD1SF1 0403 001158 DIODE ZENER MTZJ18C 18V 17 42 18 33V 500 ZD1SF2 0403 000716 DIODE ZENER MTZJ4 7B 4 7V 4 55 4 8V 500m S M P S POWER PARTS FREE Voltage 2 BD1SF2 AC27 92001M INDUCTOR 70UH M RT BFS3565R2F BD1SS...

Page 22: ... C627 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C628 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 C629 2203 000260 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C632 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C634 2401 000414 C AL 10uF 20 16V GP TP 4x7 5 C636 2202 000797 C CERAMIC MLC AXIAL 10NF 30 16V Y5P TP C637 2203 000260 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C638 2202 002037 C CERAM...

Page 23: ...Y5P TP C321 2203 000222 C CERAMIC CHIP 100nF 20 50V Z5U TP 2012 C322 2401 001545 C AL 47uF 20 25V GP TP 6 3x7mm 2 5 C323 2203 000222 C CERAMIC CHIP 100nF 20 50V Z5U TP 2012 C324 2401 002165 C AL 100uF 20 16V GP TP 6 3x7 5 C325 2203 002793 C CERAMIC CHIP 1uF 80 20 25V Y5V TP 20 C326 2203 002793 C CERAMIC CHIP 1uF 80 20 25V Y5V TP 20 C327 2203 000989 C CERAMIC CHIP 47nF 10 50V X7R TP 2012 C329 2203 ...

Page 24: ... 1 8W AA TP 1 8x3 2mm R367 2001 000689 R CHIP 3 3KOHM 5 1 10W DA TP 2012 R397 2007 000300 R CHIP 10KOHM 5 1 10W DA TP 2012 R399 2001 000786 R CARBON 47Kohm 5 1 8W AA TP 1 8x3 2mm XT301 2801 003610 CRYSTAL UNIT 3 579545MHz 8ppm 28 AAA S 1 TM BLOCK C401 2203 000260 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C405 2401 002144 C AL 47uF 20 16V GP TP 5x11 5 C406 2203 000260 C CERAMIC CHIP 10nF 10 50V X7R TP...

Page 25: ...969 R CARBON 75ohm 5 1 8W AA TP 1 8x3 2mm FRONT A V Only R751 2001 000429 R CARBON 1KOHM 5 1 8W AA TP SW701 3404 001076 SWITCH TACT 12V 50mA 16gf 50gf 6x6mm SP SW702 3404 001076 SWITCH TACT 12V 50mA 16gf 50gf 6x6mm SP SW703 3404 001076 SWITCH TACT 12V 50mA 16gf 50gf 6x6mm SP SW704 3404 001076 SWITCH TACT 12V 50mA 16gf 50gf 6x6mm SP SW705 3404 001076 SWITCH TACT 12V 50mA 16gf 50gf 6x6mm SP SW706 34...

Page 26: ...m ARREY R8HF1 2001 000766 R CARBON 43Kohm 5 1 8W AA TP 1 8x3 2mm R8HF2 2001 000977 R CARBON 8 2Kohm 5 1 8W AA TP 1 8x3 2m R8HF3 2007 001177 R CHIP 8 2KOHM 5 1 10W DA TP 2012 R8HF4 2001 000766 R CARBON 43Kohm 5 1 8W AA TP 1 8x3 2mm FRONT A V PARTS ONLY FOR MONO MODEL C8F1 2202 002037 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V C8F2 2401 000407 C AL 10uF 20 16V GP TP 3 5x5 2 5 CN701 3711 004013 CONNECTO...

Page 27: ...8W AA TP 1 8x3 2mm R7L14 2001 000003 R CARBON 330ohm 5 1 8W AA TP 1 8x3 2mm R7L15 2001 000449 R CARBON 2 2Kohm 5 1 8W AA TP 1 8x3 2m RM701 AC59 60060A MODULE REMOCON GP1U281R SHARP 38KHZ Refer to table below REMOCON ASSY Electrical Parts List Samsung Electronics 4 9 Loc No Part No Description Specification Remark Loc No Part No Description Specification Remark Country Models Part No Universal Remo...

Page 28: ...4 10 Samsung Electronics Electrical Parts List MEMO ...

Page 29: ...splay 5 10 Remote Control Multi TV 5 11 Remote Control VCR Only SCHEMATICS APPLICATION MODELS S M P S Power 120 Voltage 1 VR8809 8709 8609 8509 5709 5609 5509 3609 VR8809C 8769C 8719C 8609C 8509C 5809C 5709C 5609C 5509C 3609C SV C120UM C70UM C60UM C100UP C50UP S M P S Power 120 Voltage 2 VR8459 8409 5459 5409 3409 8459C 8409C 5459C 5409C 3409C SV C95UM C45UM S M P S Power Free Voltage 1 SV C151P C...

Page 30: ... the electrostatically sensitive ES devices section of this service manual Note Do not use the part number shown on this drawing for ordering The correct part number is shown in the parts list may be slightly different or amended since this drawing was prepared Important safety notices Components identified with the mark have the special characteristics for safety When replacing any of these compo...

Page 31: ... Voltage 1 MAIN PCB C1P113 C1P114 R1P108 No Marking Addition Delete R CARBON A Marking Delete Addition R CHIP Application Models VR8809 8709 8609 8509 5709 5609 5509 3609 8809C 8769C 8719C 8609C 8509C 5809C 5709C 5609C 5509C 3609C SV C120UM C70UM C60UM C100UP C50UP ...

Page 32: ...Schematic Diagrams 5 4 Samsung Electronics 5 2 S M P S Power 120 Voltage 2 Application Models VR8459 8409 5459 5409 3409 8459C 8409C 5459C 5409C 3409C SV C95UM C45UM ...

Page 33: ... 5 5 5 3 S M P S Power Free Voltage 1 MAIN PCB C1P113 C1P114 R1P108 No Marking Addition Delete R CARBON A Marking Delete Addition R CHIP Application Models SV C151P C142P C141P C123P C122P C106P C105P C63P C61P C60P C56P C55P C52P C25P 22P ...

Page 34: ...Schematic Diagrams 5 6 Samsung Electronics 5 4 S M P S Power Free Voltage 2 Application Models SV C90P C45P C40P C15P SP C15P ...

Page 35: ...Schematic Diagrams Samsung Electronics 5 7 SW603 MAIN PCB D605 IC605 R691 No Marking Addition Delete Delete A Marking Delete Addition Addition 5 5 Logic ...

Page 36: ...Schematic Diagrams 5 8 Samsung Electronics 5 6 Audio Video ...

Page 37: ...Schematic Diagrams Samsung Electronics 5 9 5 7 Hi Fi MTS ...

Page 38: ...Schematic Diagrams 5 10 Samsung Electronics 5 8 TM Block Input Ouput ...

Page 39: ...Schematic Diagrams Samsung Electronics 5 11 LED MODULE LED LAMP 5 9 Display ...

Page 40: ...Schematic Diagrams 5 12 Samsung Electronics 5 10 Remote Control Multi TV ...

Page 41: ...Schematic Diagrams Samsung Electronics 5 13 5 11 Remote Control VCR Only ...

Page 42: ...5 14 Samsung Electronics MEMO ...

Page 43: ...sembly and Reassembly 2 Alignment and Adjustment VHS DECK CONTENTS 3 File with the SERVICE MANUAL MECHANICAL MANUAL DX 9R ELECTRONICS Samsung Electronics Co Ltd NOV 1998 Printed in Korea AC68 00001A MECHANICALManual ...

Page 44: ...ˆ Ø Fig 1 1 Top parts Location 1 Œ BRACKET FL TOP GEAR FL CAM ˇ MOTOR LOADING ASS Y LEVER FL ARM ASS Y ˆ HOLDER FL CASSETTE ASS Y Ø LEVER FL DOOR SLIDER FL DRIVE 1 Disassembly and Reassembly 1 1 Deck Parts Locations 1 1 1 Top View ...

Page 45: ... Parts Location 2 Œ FE HEAD PLATE CYLINDER C ˇ CYLINDER ASS Y PLATE CYLINDER B ˆ PLATE CYLINDER A Ø ACE HEAD ASS Y UNIT PINCH ASS Y LEVER 9 GUIDE ASS Y LEVER TENSION ASS Y BAND BRAKE ASS Y Ô DISK S REEL LEVER S BRAKE ASS Y Ò GEAR IDLE Ú LEVER IDLE Æ LEVER T BRAKE ASS Y ı DISK T REEL ...

Page 46: ...s 1 3 1 1 2 Bottom View Œ ˇ ˆ Ø Ô Fig 1 3 Bottom Parts Location Œ GEAR JOINT 1 GEAR JOINT 2 ˇ BRAKET GEAR MOTOR CAPSTAN ASS Y ˆ LEVER T LOAD ASS Y Ø GEAR LOADING DRIVE LEVER S LOAD ASS Y HOLDER CLUTCH ASS Y BELT PULLEY SLIDER CAM Ô SLEEVE TENSION ...

Page 47: ...e Take care not to change assembly direction Œ 2 SCREWS BRACKET FL TOP 1 2 2 Lever FL Door Removal 1 Rotate the Lever FL Door Œ in the direction of arrow ÒAÓ 2 Release the Hook remove the Lever FL Door Œ in the direction of arrow ÒBÓ HOOK Œ LEVER FL DOOR A B 1 2 Main Deck Fig 1 4 Bracket FL Top Removal Fig 1 5 Lever FL Door Removal ...

Page 48: ...mpletely Note Be sure to insert Lever FL Cassette R in the direction of ÒAÓ to prevent separation and breakage of the Lever FL Cassette R at disassembling and reassembling Œ HOLDER FL CASSETTE ASS Y LEVER FL CASSETTE R BOSS A BOSS B RAIL C RAIL D A B 1 2 4 Lever FL Arm Ass y Removal 1 Remove the Lever FL Door Refer to Fig 1 5 2 Remove the Holder FL Cassette AssÕy Refer to Fig 1 6 3 Release the Hoo...

Page 49: ...the direction of arrow Refer to Fig 1 8 Œ SLIDER FL DRIVE 1 2 6 Bracket Gear Gear FL Cam Gear Joint 1 2 Removal 1 Remove screw Œ 2 Lift the Bracket Gear 3 Remove the Gear FL Cam ˇ 4 Lift the Gear Joint 2 Gear Joint 1 ˆ Œ SCREW BRACKET GEAR ˇ GEAR FL CAM ˆ GEAR JOINT 1 GEAR JOINT 2 Fig 1 8 Slider FL Drive Removal Fig 1 9 Bracket Gear Gear FL Cam Gear Joint 1 2 Removal ...

Page 50: ...ng Point 3 Œ GEAR JOINT 1 GEAR JOINT 2 ˇ SLIDER CAM TIMING POINT 1 GEAR FL CAM GEAR WORM WHEEL POST TIMING POINT 2 TIMING POINT 3 1 2 8 Holder Worm Gear Worm Gear Worm Wheel Removal 1 Release the Hook A in the direction of arrow and remove the Holder Worm Œ 2 Remove the Gear Worm 3 Remove the Gear Worm Wheel ˇ After remov ing the Gear FL Cam as shown Fig 1 9 Note Secure the Hook A after installing...

Page 51: ...S Load Ass y Removal 1 Remove the Belt Pulley Refer to Fig 1 29 2 Remove the Gear Loading Drive Œ after releasing Hook A in the direction arrow as shown in detail drawing 3 Remove the Slider Cam 4 Remove the Lever T S Load AssÕy ˇ Œ GEAR LOADING DRIVE ˇ LEVER T LOAD ASS Y HOOK A SLIDER CAM LEVER S LOAD ASS Y Fig 1 12 Motor Loading Ass y Removal Fig 1 13 Gear Loading Drive Slider Cam Lever T S Load...

Page 52: ... 1 TIMING POINT 2 TIMING POINT 3 1 2 12 Lever Tension Ass y Band Brake Ass y Sleeve Tension Removal 1 Remove the Spring Tension Œ 2 In bottom side of Deck remove the Sleeve Tension after rotating it right or left as lifting locking edge of Sleeve Tension 3 Remove the side ÒaÓ of the Band Brake AssÕy in the direction of arrow ÒAÓ from the Lever Tension AssÕy ˇ 4 Remove the side ÒbÓ of the Band Brak...

Page 53: ...care not to be folded and trans formed spring Brake at removing or reinstalling ˇ SPRING BRAKE LEVER T BRAKE ASS Y Œ LEVER S BRAKE ASS Y HOOK A HOOK C HOOK B 1 2 14 Lever Idle Ass y Removal 1 Push the Lever Idle Œ in the direction of arrow ÒAÓ ÒBÓ 2 Lift the Lever Idle Œ Assembly 1 Apply oil in two Bosses of Lever Idle Œ 2 Assemble the Gear Idle with the Lever Idle Œ Note When replacing the Gear I...

Page 54: ... S T Reel Removal 1 Lift the Disk S T Reel Œ DISK T REEL Œ DISK S REEL 1 2 16 Holder Clutch Ass y Removal 1 Remove the Washer Slit Œ 2 Lift the Holder Clutch AssÕy HOLDER CLUTCH ASS Y Œ WASHER SLIT Fig 1 18 Disk S T Reel Removal Fig 1 19 Holder Clutch Ass y Removal ...

Page 55: ... Base 2 Lift the Lever Up Down AssÕy Œ about 35 degree Refer to Fig 1 21 3 Insert Ring of the Gear Center AssÕy in the Guide ˆ of the Lever Up Down AssÕy Œ 4 Insert the Gear Center AssÕy in the post Ø on Main Base 5 Push down the Lever Up Down AssÕy Œ for lock ing of the Hook Note 1 Take care not to separate and loose the Spring Up Down 2 When assembling the Gear Center AssÕy donÕt push down too m...

Page 56: ... 2 20 Unit Pinch Ass y Plate Joint Spring Pinch Drive Removal 1 Lift the Unit Pinch AssÕy Œ 2 Remove the Plate Joint from Lever Pinch Drive 3 Remove the Spring Pinch Drive ˇ Note 1 Take extreme care not to touch the grease on the Roller Pinch 2 When reinstalling be sure to apply grease on the post pinch roller Œ UNIT PINCH ASS Y PLATE JOINT ˇ SPRING PINCH DRIVE Fig 1 22 Guide Cassette Door Removal...

Page 57: ...ion of arrow Note 1 Take extreme care not to touch the grease on the tape Guide Post 2 After reinstalling check the bottom side of the Post 9 Guide to stick to the top side of Main Base LEVER 9 GUIDE ASS Y ΠSPRING 9 GUIDE 1 2 22 FE Head Removal 1 Remove the screw Π2 Lift the FE Head ΠSCREW FE HEAD Fig 1 24 Lever 9 Guide Ass y Removal Fig 1 25 FE Head Removal ...

Page 58: ...connector of ACE Head AssÕy 2 Remove the screw Œ 3 Lift the ACE Head AssÕy Œ SCREW ACE HEAD ASS Y 1 2 24 Slider S T Ass y Removal 1 Move the Slider S T AssÕy Œ to slot and then lift it to remove Refer to arrow SLIDER T ASS Y Œ SLIDER S ASS Y Fig 1 26 ACE Head Removal Fig 1 27 Slider S T Ass y Removal ...

Page 59: ...ylinder C 3 Take care not to touch the Cylinder AssÕy with screw driver at reinstalling the Plate Cylinder C ˆ SCREW CYLINDER ASS Y Œ SCREW PLATE CYLINDER C ˇ SCREW PLATE CYLINDER B Ø PLATE CYLINDER A 1 2 26 Belt Pulley Removal 1 Remove the Belt Pulley Œ Note Take extreme care not to touch the grease on Belt Pulley Œ at assembling or reassembling Œ BELT PULLEY Fig 1 28 Cylinder Ass y Removal Fig 1...

Page 60: ... 29 How to Eject the Cassette Tape If the unit does not operate on condition that is inserted into housing ass y 1 Remove the Holder worm Œ and the Gear Worm 2 Turn the Gear Worm Wheel ˇ counterclockwise with screw driver Refer to arrow Œ HOLDER WORM GEAR WORM SCREW DRIVER ˇ GEAR WORM WHEEL Fig 1 31 Motor Capstan Ass y Removal Fig 1 32 3 When Slider S T are approached in the position of unloading ...

Page 61: ...STAN SHAFT 9 GUIDE POST 3 GUIDE POST GUIDE ROLLER S T O O O O O O O CYLINDER ASS Y O O O O O O O O O FE HEAD O O O O O O O ACE HEAD O O O O O O O O O PINCH ROLLER O O O O O O O O O POST REEL S T 3 3 3 3 3 SLEEVE TENSION 3 3 3 3 3 POST CENTER 3 3 3 3 3 LEVER IDLE BOSS 2Point 3 3 3 3 3 CAPSTAN MOTOR PULLEY O O O O O BELT PULLEY O O O O O O O HOLDER CLUTCH ASS Y O O O O O O O O O GEAR CENTER ASS Y O ...

Page 62: ...LER GUIDE ROLLER S GUIDE ROLLER T 8 GUIDE POST 9 GUIDE POST CAPSTAN SHAFT ACE HEAD 3 GUIDE POST 2 Alignment and Adjustment 2 1 Tape Transport System and Adjustment Locations The tape transport system has been adjusted precisely in the factory Alignment is not necessary except for the following 1 Noise observed on the screen 2 Tape damage 3 Parts replacement in the tape transport system Lower flang...

Page 63: ...ghtly turn the screw A tilt adjust on the ACE head assÕy 4 Reconfirm the ACE head height Fig 2 5 Tape Guide Check 2 2 1 c AUDIO AZIMUTH ADJUSTMENT 1 Load alignment tape Mono scope and playback the NTSC 7KHz PAL 6KHz signal 2 Connect channel 1 scope probe to audio output test point 3 Adjust screw B to achieve maximum audio level See Fig 2 3 2 2 1 d ACE HEAD POSITION X POINT ADJUSTMENT 1 See page 5 ...

Page 64: ...he video RF envelope at the exit side 4 If the section A in Fig 2 7 does not meet the speci fication adjust the guide roller S up or down 5 If the section B in Fig 2 7 does not meet the speci fication adjust the guide roller T up or down Fig 2 6 Envelope Waveform Adjustment a a b c d c b d a 63 b c d Fig 2 7 Adjustment Points A B A B H D SWITCHING PULSE ENVELOPE 6 Play back the Mono Scope alignmen...

Page 65: ...ng with T 120 E 120 The video envelope should meet the specification as shown in Fig 2 10 In SP mode A should equal B If the head gap is wide upper cylinder should be checked A B Fig 2 10 Envelope Output and Output Level 2 2 5 Tape Wrinkle Check 1 Run the T 160 E 180 tape in the playback FPS RPS and Pause modes and observe tape wrinkle at each guide 2 If excessive tape wrinkle is observed perform ...

Page 66: ...cting it with Back Tension Meter 1 0mm 0 5mm ˇ LEVER TENSION ASS Y Œ DISK S REEL ADJUSTING ADJUSTING SLIT 1 3 Fig 2 13 Tension Pole and Back Tension Adjustment 1 Remove the holder cassette assÕy and then push the lever FL Arm R to the direction of loading 2 Push the lever tension drive Œ in the direction of arrow See Fig 2 11 3 Turn the gear worm wheel clockwise so that ÒTiming PointÓ of the slide...

Page 67: ...2 6 Samsung Electronics Alignment and Adjustment MEMO ...

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